php解析url并得到url中的参数及获取url参数

<?php$url = ‘http://www.baidu.com/index.php?m=content&c=index&a=lists&catid=6&area=0&author=0&h=0®ion=0&s=1&page=1‘;$arr = parse_url($url);var_dump($arr);$arr_query = convertUrlQuery($arr[‘query‘]);var_dump($arr_query);var_dump(getUrlQuery($arr_query));/** * 将字符串参数变为数组 * @param $query * @return array array (size=10) ?????????‘m‘ => string ‘content‘ (length=7) ?????????‘c‘ => string ‘index‘ (length=5) ?????????‘a‘ => string ‘lists‘ (length=5) ?????????‘catid‘ => string ‘6‘ (length=1) ?????????‘area‘ => string ‘0‘ (length=1) ?????????‘author‘ => string ‘0‘ (length=1) ?????????‘h‘ => string ‘0‘ (length=1) ?????????‘region‘ => string ‘0‘ (length=1) ?????????‘s‘ => string ‘1‘ (length=1) ?????????‘page‘ => string ‘1‘ (length=1) */function convertUrlQuery($query){ ?$queryParts = explode(‘&‘, $query); ?$params = array(); ?foreach ($queryParts as $param) { ???$item = explode(‘=‘, $param); ???$params[$item[0]] = $item[1]; ?} ?return $params;}/** * 将参数变为字符串 * @param $array_query * @return string string ‘m=content&c=index&a=lists&catid=6&area=0&author=0&h=0®ion=0&s=1&page=1‘ (length=73) */function getUrlQuery($array_query){ ?$tmp = array(); ?foreach($array_query as $k=>$param) ?{ ???$tmp[] = $k.‘=‘.$param; ?} ?$params = implode(‘&‘,$tmp); ?return $params;}